00310nam a2200109Ia 450000500170000000800410001708200170005810000230007524500520009826000400015030000100019020260205055930.0260111s9999||||xx |||||||||||||| ||und||  a021.65  B18L  aBalasubramanian P. 0aLibary information and communication technology  aNew DalhibDeep and Deep pub.c2011  a181p.